Trask,R.L. (2001). Penguin Guide To Common Errors In English (NA.). Penguin Books.
Chicagoスタイル(17版)引用形式Trask,R.L. Penguin Guide To Common Errors In English. NA. New Delhi: Penguin Books, 2001.
MLA(9版)引用形式Trask,R.L. Penguin Guide To Common Errors In English. NA. Penguin Books, 2001.
警告: この引用は必ずしも正確ではありません.